| 摘要 |
A desk lamp is provided to enhance concentration of a user by purifying surrounding air using a photo catalyst. A desk lamp includes a lamp unit(20), a body unit(10), and a support unit(30). The lamp unit includes a light emitting lamp and a lampshade. The body unit includes a power circuit which controls a power supplied to the lamp unit. The support unit rotatably supports the lamp unit with respect to the body unit. The power circuit includes a power switch and an inter-lock switch. The power switch turns on/off the power supplied to the light emitting lamp. The inter-lock switch automatically turns off the power supplied to the power switch when a posture of the desk lamp is changed.
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